package l.l.w.UnderstandingJVM.OverLoad;

/**
 * Created by llw on 2017/12/26.
 */
public class OverLoad {
    public static void sayHello(Integer arg){
        System.out.println("hello Integer!");
    }

    public static void main(String[] args) {
//        sayHello('a');
    }
}
